Automobile swing arm assembly

Abstract

The utility model discloses an automobile swing arm assembly which comprises a swing arm body and a ball pin assembly, a mounting groove is formed in the bottom side of the side end of the swing arm body, the side end of the ball pin assembly is fixedly connected with a connecting base, the connecting base is inserted into the mounting groove, a sleeve is arranged on the outer portion of the swing arm body in a sliding mode, and the sleeve is connected with the ball pin assembly. The swing arm body and the connecting base are sleeved with the sleeve, the connecting base, the swing arm body and the sleeve are each provided with two first penetrating grooves, first bolts are inserted into the two first penetrating grooves, the connecting base, the swing arm body and the sleeve are connected through the two first bolts, and the other end of the swing arm body is connected with a lining through a connecting assembly. And the ball pin assembly can be disassembled and assembled by using a wrench, so that a special tool for disassembling and assembling the ball pin assembly is avoided, the operation of people is facilitated, people can replace the ball pin assembly by themselves, and the use practicability of the ball pin assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile swing arm, more specifically, it relates to a kind of automobile swing arm assembly. BACKGROUND

[0002] The automobile swing arm assembly is applied to the suspension system of automobile chassis, and a ball pin assembly and a bushing are installed thereon.The structure design of the ball pin assembly determines the rotation quality of the ball pin, and the structure design of the rubber layer in the bushing determines the fatigue resistance and shock absorption of the bushing.

[0003] According to the search, the utility model patent with Chinese application number CN202322901041.5 discloses an automobile swing arm assembly, which comprises a swing arm body, a ball pin assembly is arranged at one end of the swing arm body, and a bushing is arranged at the other end of the swing arm body. The bushing comprises an outer bushing pipe and an inner bushing pipe sleeved in the outer bushing pipe. A rubber layer is vulcanized and fixed between the inner bushing pipe and the outer bushing pipe. Block-shaped buffer blocks for abutting against the inner wall of the outer bushing pipe are vulcanized and fixed at both ends of the inner bushing pipe.

[0004] The ball pin assembly and the bushing are installed on the swing arm body. Since the ball pin assembly is clamped in the interior of the swing arm body, when the ball pin assembly is damaged, a special ball pin assembly dismounting tool is needed to dismount the ball pin assembly from the swing arm body. If there is no special ball pin assembly dismounting tool, it is very troublesome and laborious to dismount the ball pin assembly, which is inconvenient for private dismounting of the ball pin assembly and reduces the practicality of use. UTILITY MODEL CONTENTS

[0005] (I) Technical problem solved

[0006] In view of the problems existing in the prior art, the utility model provides an automobile swing arm assembly to solve the technical problem that, as mentioned in the background, when the ball pin assembly is damaged, a special ball pin assembly dismounting tool is needed to dismount the ball pin assembly from the swing arm body. If there is no special ball pin assembly dismounting tool, it is very troublesome and laborious to dismount the ball pin assembly, which is inconvenient for private dismounting of the ball pin assembly and reduces the practicality of use.

[0007] (II) Technical solution

[0008] In order to achieve the above object, the utility model provides the following technical scheme: a kind of automobile swing arm assembly, including swing arm body and ball pin assembly, the side end bottom side of swing arm body is provided with mounting groove, the side end of ball pin assembly is fixedly connected with connecting seat, connecting seat is inserted into the inside of mounting groove, the outside of swing arm body is slidably provided with sleeve, sleeve is sleeved on the outside of swing arm body and connecting seat, connecting seat, swing arm body and sleeve are all provided with two first through slots, the inside of two first through slots is inserted into first bolt, connecting seat, swing arm body and sleeve are connected by two first bolts, the other end of swing arm body is connected with bush by connecting assembly, using spanner can disassemble and assemble ball pin assembly, avoid using special tool to disassemble and assemble ball pin assembly, facilitate people to operate, facilitate people to change ball pin assembly by oneself, improve its practicality of use.

[0009] The utility model further sets up, connecting assembly includes socket, the side end of swing arm body is provided with insertion slot, the outside of bush is fixedly connected with sleeve seat, socket is fixedly connected with sleeve seat, socket is inserted into the inside of insertion slot, socket and swing arm body are all provided with two second through slots, second through slot is inserted with second bolt, socket is fixedly connected with swing arm body by two second bolts, and it is convenient to disassemble and replace bush.

[0010] The utility model further sets up, and sealing pad is arranged between sleeve seat and swing arm body, guarantees the sealing property of the connection between sleeve seat and swing arm body.

[0011] The utility model further sets up, and the outside of sleeve, swing arm body and ball pin assembly is sleeved with two first sealing sleeves, and the position of sleeve, swing arm body and ball pin assembly is sealed by the fixed connection of multiple first screws.

[0012] The utility model further sets up, and first circular groove is arranged on the position corresponding to first bolt on the two first sealing sleeves, so that the first sealing sleeve is sleeved on the outside of first bolt.

[0013] The utility model further sets up, and two second sealing sleeves are sleeved on the outside of sleeve seat and swing arm body, and the connecting position of sleeve seat and swing arm body is sealed by the fixed connection of multiple second screws.

[0014] The utility model further sets up, and second circular groove is arranged on the position corresponding to second bolt on the two second sealing sleeves, so that the second sealing sleeve is sleeved on the outside of second bolt.

[0015] The utility model further sets up, and limit slot is arranged on the side end of sleeve, and limit block is fixedly connected on the side end of swing arm body, and limit block and limit slot are slidably matched, so as to limit sleeve, avoid that sleeve slides off swing arm body.

[0016] (III) Beneficial effects

[0017] Compared with the prior art, the automobile swing arm assembly has the following beneficial effects:

[0018] 1. When the ball pin assembly needs to be replaced, a wrench is used to unscrew the first bolt, then the sleeve is pushed to one side, at this time the connecting seat can be taken out from the inside of the installation groove, so that the ball pin assembly can be removed from the swing arm assembly, then the connecting seat on the new ball pin assembly is inserted into the inside of the installation groove, then the sleeve is sleeved outside the connecting seat, and then the first bolt is screwed for fixation, so that the wrench can be used to disassemble and assemble the ball pin assembly, avoiding the use of special tools for disassembling and assembling the ball pin assembly, facilitating operation and replacement of the ball pin assembly by oneself, and improving the practicality.

[0019] 2. The sleeve, swing arm body and ball pin assembly are externally sleeved with two first sealing sleeves, and the sleeve and swing arm body are externally sleeved with two second sealing sleeves, the position where the sleeve, swing arm body and ball pin assembly are connected is sealed by the two first sealing sleeves, the connecting position of the sleeve and swing arm body is sealed by the two second sealing sleeves, the first bolt and the second bolt are sealed, the first bolt and the second bolt are prevented from being in contact with water and being corroded and damaged, the first bolt and the second bolt are facilitated to be disassembled, and the bushing and the ball pin assembly are facilitated to be replaced, so that the efficiency of replacing the bushing and the ball pin assembly is ensured.

[0020] 3. The sleeve, swing arm body and ball pin assembly are externally sleeved with two first sealing sleeves, and the sleeve and swing arm body are externally sleeved with two second sealing sleeves, when the first bolt and the second bolt are loose during driving of the automobile, the first bolt and the second bolt are prevented from falling off by the two first sealing sleeves and the two second sealing sleeves, and the safety of driving of the automobile is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a front structure schematic view of an automobile swing arm assembly in the utility model;

[0022] Figure 2 It is a structure schematic view of connection of a swing arm body, a ball pin assembly, a bushing and a socket in the utility model;

[0023] Figure 3 It is a structure schematic view of connection of a swing arm body, a connecting seat and a ball pin assembly in the utility model;

[0024] Figure 4 It is a structure schematic view of connection of a bushing, a socket and a sleeve in the utility model;

[0025] Figure 5 It is the structure schematic view of two first sealing sleeves connected in the utility model;

[0026] Figure 6 It is the structure schematic view of two second sealing sleeves connected in the utility model.

[0027] In the figure: 1, swing arm body;2, ball pin assembly;3, mounting groove;4, connecting seat;5, sleeve;6, first through slot;7, first bolt;8, bushing;9, socket;10, insertion slot;11, sleeve seat;12, second through slot;13, second bolt;14, sealing gasket;15, first sealing sleeve;16, first screw;17, first circular groove;18, second sealing sleeve;19, second screw;20, second circular groove;21, limiting groove;22, limiting block. DETAILED DESCRIPTION

[0028] It should be noted that the embodiments and features in the embodiments in the present application can be combined with each other without conflict. The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0029] It should be noted that, unless otherwise specified, all technical and scientific terms used in the present application have the same meaning as generally understood by those skilled in the art to which the present application belongs.

[0030] In the present application, unless otherwise stated, the orientation such as "up, down" is generally with respect to the direction shown in the drawings, or with respect to the vertical, perpendicular or gravitational direction. Similarly, for the convenience of understanding and description, "left, right" is generally with respect to the left and right shown in the drawings; "inner, outer" refers to the inner and outer of the contour of each component itself, but the above orientation words are not used to limit the present application.

[0031] Please refer to Figures 1-6 A swing arm assembly of a car, comprising a swing arm body 1 and a ball pin assembly 2, the side end bottom side of the swing arm body 1 is provided with a mounting groove 3, the side end of the ball pin assembly 2 is fixedly connected with a connecting seat 4, the connecting seat 4 is inserted into the inside of the mounting groove 3, the outside of the swing arm body 1 is slidably provided with a sleeve 5, the side end of the sleeve 5 is provided with a limiting groove 21, the side end of the swing arm body 1 is fixedly connected with a limiting block 22, the limiting block 22 and the limiting groove 21 are in sliding fit, which plays a limiting role on the sleeve 5, avoiding the sleeve 5 from sliding off the swing arm body 1, the sleeve 5 is sleeved on the outside of the swing arm body 1 and the connecting seat 4, two first through slots 6 are arranged on the connecting seat 4, the swing arm body 1 and the sleeve 5, the inside of the two first through slots 6 is inserted into a first bolt 7, the connecting seat 4, the swing arm body 1 and the sleeve 5 are connected through the two first bolts 7, the other end of the swing arm body 1 is connected with a bushing 8 through a connecting assembly.

[0032] Specific, need to replace the ball pin assembly 2, people use wrench to unscrew the first bolt 7, then push the sleeve 5 to one side, at this time can be taken from the inside of the mounting groove 3 from the swing arm assembly, then the ball pin assembly 2, then the sleeve 5 sleeve 4 outside the connecting seat 4, then screw the first bolt 7 fixed, through the sleeve 5 sleeve 4 and the swing arm body 1 outside, ensure the stability of the connection between the connecting seat 4 and the swing arm body 1, so that the use of wrench can be disassembled, avoid the use of special tools for disassembly of the ball pin assembly 2, convenient for people to operate, convenient for people to replace the ball pin assembly 2, improve the practicality of use.

[0033] Please refer to Figures 2-4 , the connecting assembly comprises a socket 9, the side end of the swing arm body 1 is provided with a slot 10, the outer portion of the bushing 8 is fixedly connected with a sleeve 11, a sealing pad 14 is arranged between the sleeve 11 and the swing arm body 1, to ensure the sealing property of the connection between the ball pin assembly 2 and the swing arm body 1, the socket 9 is fixedly connected with the sleeve 11, the socket 9 is inserted into the inside of the slot 10, two second through grooves 12 are arranged on the socket 9 and the swing arm body 1, respectively, and a second bolt 13 is inserted into the inside of each second through groove 12, and the socket 9 is fixedly connected with the swing arm body 1 through the two second bolts 13, to facilitate disassembly and replacement of the bushing 8.

[0034] Specifically, when the bushing 8 needs to be replaced due to damage, the connecting pin inside the bushing 8 is disassembled, then the two second bolts 13 are disassembled, then the socket 9 is pulled out from the inside of the slot 10, so that the bushing 8 is disassembled, then the socket 9 connected to the new bushing 8 is inserted into the inside of the slot 10, then the socket 9 is fixed on the swing arm body 1 through the two second bolts 13, and then the bushing 8 is fixed on the car through the connecting pin, so as to facilitate replacement of the bushing 8.

[0035] Please refer to Figure 1 , Figure 5 and Figure 6 , the outer portions of the sleeve 5, the swing arm body 1 and the ball pin assembly 2 are sleeved with two first sealing sleeves 15, the two first sealing sleeves 15 are fixedly connected through a plurality of first screws 16, the two first sealing sleeves 15 are provided with first circular grooves 17 at positions corresponding to the first bolts 7, so as to facilitate sleeving of the first sealing sleeves 15 on the outside of the first bolts 7, the outer portions of the sleeve 11 and the swing arm body 1 are sleeved with two second sealing sleeves 18, the two second sealing sleeves 18 are fixedly connected through a plurality of second screws 19, and the two second sealing sleeves 18 are provided with second circular grooves 20 at positions corresponding to the second bolts 13, so as to facilitate sleeving of the second sealing sleeves 18 on the outside of the second bolts 13.

[0036] Specifically, the two first sealing sleeves 15 are sleeved outside the sleeve pipe 5, the swing arm body 1 and the ball pin assembly 2, the two second sealing sleeves 18 are sleeved outside the sleeve seat 11 and the swing arm body 1, the two first sealing sleeves 15 seal the connection positions of the sleeve pipe 5, the swing arm body 1 and the ball pin assembly 2, the two second sealing sleeves 18 seal the connection positions of the sleeve seat 11 and the swing arm body 1, the first bolt 7 and the second bolt 13 are sealed, the first bolt 7 and the second bolt 13 are prevented from being corroded by water, the first bolt 7 and the second bolt 13 are convenient to disassemble, the bushing 8 and the ball pin assembly 2 are convenient to replace, the efficiency of replacing the bushing 8 and the ball pin assembly 2 is ensured, the two first sealing sleeves 15 and the two second sealing sleeves 18 prevent the first bolt 7 and the second bolt 13 from falling off when the first bolt 7 and the second bolt 13 are loose during the driving of the automobile, and the safety of the automobile is ensured.

[0037] In summary, the overall device has the following advantages when in use:

[0038] When the ball pin assembly 2 needs to be replaced, the two first sealing sleeves 15 are disassembled, the ball pin assembly 2 is disassembled from the automobile, the first bolt 7 is unscrewed by using a wrench, the sleeve pipe 5 is pushed to one side, the connecting seat 4 is taken out from the inside of the mounting groove 3, the ball pin assembly 2 is convenient to disassemble from the swing arm assembly, the connecting seat 4 of the new ball pin assembly 2 is inserted into the inside of the mounting groove 3, the sleeve pipe 5 is sleeved outside the connecting seat 4, the first bolt 7 is passed through the first through slot 6 and is screwed to be fixed, the two first sealing sleeves 15 are installed outside the sleeve pipe 5, the swing arm body 1 and the ball pin assembly 2, and the ball pin assembly 2 is installed on the automobile, so that the replacement of the ball pin assembly 2 is completed.

[0039] In all the schemes mentioned above, the connection between the two components can be selected according to the actual situation, such as welding, bolt and nut cooperation connection, bolt or screw connection or other known connection mode, which will not be described here. In the above, when the fixed connection is involved, welding is preferred. Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A swing arm assembly for a vehicle comprising a swing arm body (1) and a ball joint assembly (2), characterised in that: The side end bottom side of the swing arm body (1) is provided with a mounting groove (3), the side end of the ball pin assembly (2) is fixedly connected with a connecting seat (4), the connecting seat (4) is inserted into the inside of the mounting groove (3), the outside of the swing arm body (1) is slidably provided with a sleeve (5), the sleeve (5) is sleeved outside the swing arm body (1) and the connecting seat (4), the connecting seat (4), the swing arm body (1) and the sleeve (5) are all provided with two first through grooves (6), the inside of the two first through grooves (6) is inserted into the first bolt (7), the connecting seat (4), the swing arm body (1) and the sleeve (5) are connected through the two first bolts (7), the other end of the swing arm body (1) is connected with a bushing (8) through a connecting assembly.

2. The swing arm assembly of claim 1, wherein: The connecting assembly comprises a socket (9), the side end of the swing arm body (1) is provided with a insertion groove (10), the outside of the bushing (8) is fixedly connected with a sleeve seat (11), the socket (9) is fixedly connected with the sleeve seat (11), the socket (9) is inserted into the inside of the insertion groove (10), the socket (9) and the swing arm body (1) are all provided with two second through grooves (12), the inside of the second through groove (12) is inserted into the second bolt (13), the socket (9) is fixedly connected with the swing arm body (1) through the two second bolts (13).

3. The swing arm assembly of claim 2, wherein: The sleeve seat (11) and the swing arm body (1) are provided with a sealing gasket (14) therebetween.

4. The swing arm assembly of claim 1, wherein: The outside of the sleeve (5), the swing arm body (1) and the ball pin assembly (2) is sleeved with two first sealing sleeves (15), the two first sealing sleeves (15) are fixedly connected through a plurality of first screws (16).

5. The swing arm assembly of claim 4, wherein: The two first sealing sleeves (15) are all provided with a first circular groove (17) at positions corresponding to the first bolt (7).

6. The swing arm assembly of claim 2, wherein: The outside of the sleeve seat (11) and the swing arm body (1) is sleeved with two second sealing sleeves (18), the two second sealing sleeves (18) are fixedly connected through a plurality of second screws (19).

7. An automotive swing arm assembly as defined in claim 6 wherein: The two second sealing sleeves (18) are all provided with a second circular groove (20) at positions corresponding to the second bolt (13).

8. The swing arm assembly of claim 1, wherein: The side end of the sleeve (5) is provided with a limiting groove (21), the side end of the swing arm body (1) is fixedly connected with a limiting block (22), the limiting block (22) is slidably matched with the limiting groove (21).

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